New Delhi, Feb. 21 -- We have all heard of hemoglobin, and how we must make sure that the levels don't drop too much. This is what MCH means essentially. MCH stands for Mean Corpuscular Hemoglobin, which also means the weight of the red blood cells of our body. The MCH refers to the amount of hemoglobin in a single red blood cell. And what is hemoglobin? It is the protein that is present in the red blood cells, and responsible for transporting oxygen in the body.

Besides MCH levels, blood tests also indicate MCV (Mean Corpuscular Volume) that checks the size of the red blood cells. There is also something called MCHC (mean corpuscular hemoglobin concentration) that assesses hemoglobin concentration in cells. All these three levels are ca...